Event ID - 1401

The following site connection edge is needed by the topology graph:Source site: %1Destination DSA: %2Source DSA: %3Transport: %4

Event Information

According to Microsoft:EXPLANATION:This is an Active Directory internal event. Internal events appear in Event Viewer only when the default logging level is changed. Most internal events are for informational purposes only. This event is logged when a site connection edge is needed by the Knowledge Consistency Checker (KCC) to complete the topology graph.USER ACTION:No user action is required.